[PATCH] vdpa: alibaba: Keep DRIVER_OK clear if IRQ setup fails

[Xiong Weimin]

If requesting MSI-X interrupts fails while DRIVER_OK is being set, leave
the device status unchanged instead of advertising a ready device without
working interrupts.

Signed-off-by: Xiong Weimin <xiongweimin@xxxxxxxxxx>
---
 drivers/vdpa/alibaba/eni_vdpa.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/vdpa/alibaba/eni_vdpa.c b/drivers/vdpa/alibaba/eni_vdpa.c
index e476504db..d67bdf5ab 100644
--- a/drivers/vdpa/alibaba/eni_vdpa.c
+++ b/drivers/vdpa/alibaba/eni_vdpa.c
@@ -216,7 +216,10 @@ static void eni_vdpa_set_status(struct vdpa_device *vdpa, u8 status)
 
 	if (status & VIRTIO_CONFIG_S_DRIVER_OK &&
 	    !(s & VIRTIO_CONFIG_S_DRIVER_OK)) {
-		eni_vdpa_request_irq(eni_vdpa);
+		if (eni_vdpa_request_irq(eni_vdpa)) {
+			WARN_ON(1);
+			return;
+		}
 	}
 
 	vp_legacy_set_status(ldev, status);
-- 
2.43.0